/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 10:04:07,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 10:04:07,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 10:04:07,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-01 10:04:07,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-01 10:04:07,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-01 10:04:07,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-01 10:04:07,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-01 10:04:07,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-01 10:04:07,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-01 10:04:07,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-01 10:04:07,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-01 10:04:07,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 10:04:07,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 10:04:07,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 10:04:07,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 10:04:07,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 10:04:07,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 10:04:07,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 10:04:07,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 10:04:07,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 10:04:07,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 10:04:07,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 10:04:07,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 10:04:08,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 10:04:08,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-01 10:04:08,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-01 10:04:08,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-01 10:04:08,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-01 10:04:08,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-01 10:04:08,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-01 10:04:08,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-01 10:04:08,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-01 10:04:08,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 10:04:08,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 10:04:08,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 10:04:08,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-07-01 10:04:08,038 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 10:04:08,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 10:04:08,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 10:04:08,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 10:04:08,041 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 10:04:08,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 10:04:08,041 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 10:04:08,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 10:04:08,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 10:04:08,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 10:04:08,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 10:04:08,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 10:04:08,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 10:04:08,042 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 10:04:08,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 10:04:08,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:04:08,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 10:04:08,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 10:04:08,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 10:04:08,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 10:04:08,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 10:04:08,044 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 10:04:08,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 10:04:08,052 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-01 10:04:08,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 10:04:08,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 10:04:08,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 10:04:08,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 10:04:08,323 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 10:04:08,324 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 10:04:08,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl [2021-07-01 10:04:08,325 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl' [2021-07-01 10:04:08,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 10:04:08,348 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 10:04:08,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 10:04:08,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 10:04:08,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 10:04:08,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 10:04:08,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 10:04:08,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 10:04:08,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 10:04:08,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... [2021-07-01 10:04:08,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 10:04:08,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 10:04:08,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 10:04:08,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 10:04:08,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:04:08,434 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 10:04:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 10:04:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 10:04:08,434 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 10:04:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 10:04:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 10:04:08,435 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 10:04:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 10:04:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 10:04:08,435 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 10:04:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 10:04:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 10:04:08,436 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 10:04:08,588 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 10:04:08,601 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 10:04:08,602 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 10:04:08,602 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 10:04:08,603 INFO L202 PluginConnector]: Adding new model bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:04:08 BoogieIcfgContainer [2021-07-01 10:04:08,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 10:04:08,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 10:04:08,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 10:04:08,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 10:04:08,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:04:08" (1/2) ... [2021-07-01 10:04:08,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6630ab05 and model type bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:04:08, skipping insertion in model container [2021-07-01 10:04:08,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:04:08" (2/2) ... [2021-07-01 10:04:08,608 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized02.bpl [2021-07-01 10:04:08,611 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 10:04:08,611 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 10:04:08,611 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 10:04:08,612 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 10:04:08,629 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 10:04:08,643 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-07-01 10:04:08,655 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:04:08,655 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:04:08,655 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:04:08,655 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:04:08,655 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:04:08,655 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:04:08,655 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:04:08,655 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 10:04:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 40 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:08,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-01 10:04:08,746 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 10:04:08,747 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-01 10:04:08,749 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:04:08,750 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:04:08,750 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:04:08,750 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:04:08,750 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:04:08,750 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:04:08,750 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:04:08,750 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 10:04:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 159 states have (on average 2.69811320754717) internal successors, (429), 178 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-07-01 10:04:08,907 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:04:08,908 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:04:08,909 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:04:08,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:04:08,914 INFO L82 PathProgramCache]: Analyzing trace with hash -601649574, now seen corresponding path program 1 times [2021-07-01 10:04:08,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:04:08,920 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849078415] [2021-07-01 10:04:08,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:04:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:04:09,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:04:09,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:04:09,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849078415] [2021-07-01 10:04:09,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849078415] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:04:09,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:04:09,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 10:04:09,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021328639] [2021-07-01 10:04:09,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 10:04:09,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:04:09,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 10:04:09,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 10:04:09,045 INFO L87 Difference]: Start difference. First operand has 179 states, 159 states have (on average 2.69811320754717) internal successors, (429), 178 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:04:09,115 INFO L93 Difference]: Finished difference Result 307 states and 734 transitions. [2021-07-01 10:04:09,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:04:09,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-07-01 10:04:09,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:04:09,130 INFO L225 Difference]: With dead ends: 307 [2021-07-01 10:04:09,131 INFO L226 Difference]: Without dead ends: 253 [2021-07-01 10:04:09,132 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 10:04:09,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2021-07-01 10:04:09,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 237. [2021-07-01 10:04:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 231 states have (on average 2.6493506493506493) internal successors, (612), 236 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 612 transitions. [2021-07-01 10:04:09,190 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 612 transitions. Word has length 8 [2021-07-01 10:04:09,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:04:09,191 INFO L482 AbstractCegarLoop]: Abstraction has 237 states and 612 transitions. [2021-07-01 10:04:09,191 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 612 transitions. [2021-07-01 10:04:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-07-01 10:04:09,192 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:04:09,192 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:04:09,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 10:04:09,192 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:04:09,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:04:09,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1635562299, now seen corresponding path program 1 times [2021-07-01 10:04:09,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:04:09,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745381491] [2021-07-01 10:04:09,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:04:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:04:09,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:04:09,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:04:09,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:04:09,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:04:09,220 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:04:09,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745381491] [2021-07-01 10:04:09,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745381491] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:04:09,220 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:04:09,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 10:04:09,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258888631] [2021-07-01 10:04:09,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 10:04:09,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:04:09,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 10:04:09,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 10:04:09,230 INFO L87 Difference]: Start difference. First operand 237 states and 612 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:04:09,239 INFO L93 Difference]: Finished difference Result 209 states and 444 transitions. [2021-07-01 10:04:09,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:04:09,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-07-01 10:04:09,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:04:09,242 INFO L225 Difference]: With dead ends: 209 [2021-07-01 10:04:09,242 INFO L226 Difference]: Without dead ends: 107 [2021-07-01 10:04:09,242 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 10:04:09,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-07-01 10:04:09,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2021-07-01 10:04:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 99 states have (on average 2.04040404040404) internal successors, (202), 104 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 202 transitions. [2021-07-01 10:04:09,253 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 202 transitions. Word has length 10 [2021-07-01 10:04:09,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:04:09,253 INFO L482 AbstractCegarLoop]: Abstraction has 105 states and 202 transitions. [2021-07-01 10:04:09,253 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2021-07-01 10:04:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-01 10:04:09,253 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:04:09,254 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:04:09,254 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 10:04:09,254 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:04:09,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:04:09,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1272404521, now seen corresponding path program 1 times [2021-07-01 10:04:09,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:04:09,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200091533] [2021-07-01 10:04:09,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:04:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:04:09,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:04:09,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:04:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:04:09,308 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:04:09,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200091533] [2021-07-01 10:04:09,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200091533] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:04:09,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:04:09,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 10:04:09,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800321619] [2021-07-01 10:04:09,309 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 10:04:09,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:04:09,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 10:04:09,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 10:04:09,310 INFO L87 Difference]: Start difference. First operand 105 states and 202 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:04:09,340 INFO L93 Difference]: Finished difference Result 69 states and 118 transitions. [2021-07-01 10:04:09,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 10:04:09,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-07-01 10:04:09,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:04:09,341 INFO L225 Difference]: With dead ends: 69 [2021-07-01 10:04:09,341 INFO L226 Difference]: Without dead ends: 0 [2021-07-01 10:04:09,342 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 10:04:09,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-01 10:04:09,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-01 10:04:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-01 10:04:09,342 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-07-01 10:04:09,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:04:09,342 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-01 10:04:09,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:04:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-01 10:04:09,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-01 10:04:09,343 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 10:04:09,343 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 10:04:09,343 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 10:04:09,346 INFO L202 PluginConnector]: Adding new model bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:04:09 BasicIcfg [2021-07-01 10:04:09,346 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 10:04:09,351 INFO L168 Benchmark]: Toolchain (without parser) took 999.45 ms. Allocated memory is still 180.4 MB. Free memory was 161.3 MB in the beginning and 126.2 MB in the end (delta: 35.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 8.0 GB. [2021-07-01 10:04:09,351 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.35 ms. Allocated memory is still 180.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 10:04:09,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.71 ms. Allocated memory is still 180.4 MB. Free memory was 161.3 MB in the beginning and 159.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-01 10:04:09,352 INFO L168 Benchmark]: Boogie Preprocessor took 9.95 ms. Allocated memory is still 180.4 MB. Free memory was 159.4 MB in the beginning and 158.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 10:04:09,352 INFO L168 Benchmark]: RCFGBuilder took 214.60 ms. Allocated memory is still 180.4 MB. Free memory was 158.4 MB in the beginning and 144.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 10:04:09,353 INFO L168 Benchmark]: TraceAbstraction took 742.11 ms. Allocated memory is still 180.4 MB. Free memory was 144.1 MB in the beginning and 126.2 MB in the end (delta: 18.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 8.0 GB. [2021-07-01 10:04:09,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.35 ms. Allocated memory is still 180.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.71 ms. Allocated memory is still 180.4 MB. Free memory was 161.3 MB in the beginning and 159.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 9.95 ms. Allocated memory is still 180.4 MB. Free memory was 159.4 MB in the beginning and 158.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 214.60 ms. Allocated memory is still 180.4 MB. Free memory was 158.4 MB in the beginning and 144.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 742.11 ms. Allocated memory is still 180.4 MB. Free memory was 144.1 MB in the beginning and 126.2 MB in the end (delta: 18.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34, positive: 27, positive conditional: 27, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 30, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 30, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 31, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 30, unknown conditional: 0, unknown unconditional: 30] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Independence queries for same thread: 4 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 694, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 144, negative conditional: 144, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 614, positive: 550, positive conditional: 0, positive unconditional: 550, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 100, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 100, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 614, positive: 461, positive conditional: 0, positive unconditional: 461, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 100, unknown conditional: 0, unknown unconditional: 100] , Statistics on independence cache: Total cache size (in pairs): 100, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 80 - PositiveResult [Line: 35]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 93.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 5.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 84.9ms, PartialOrderReductionTime: 78.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 593.3ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 3.4ms, AutomataDifference: 151.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 155.1ms, PartialOrderReductionTime: 154.0ms, HoareTripleCheckerStatistics: 64 SDtfs, 47 SDslu, 53 SDs, 0 SdLazy, 48 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=237occurred in iteration=1, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 60.3ms AutomataMinimizationTime, 3 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.3ms SsaConstructionTime, 24.9ms SatisfiabilityAnalysisTime, 111.3ms InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...